Home / 4,678,396.46-7,020,394.05-4,297,683.50

Finding the Fourth Proportional to 4,678,396.46, 7,020,394.05 and 4,297,683.50

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Solution

The fourth proportional to 4,678,396.46, 7,020,394.05 and 4,297,683.50 is: 6,449,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,396.46 : 7,020,394.05 = 4,297,683.50 : x
  2. Step 2: Convert to fraction form
    4,678,396.46/7,020,394.05 = 4,297,683.50/x
  3. Step 3: Cross multiply
    4,678,396.46x = 7,020,394.05 × 4,297,683.50
  4. Step 4: Simplify right side
    4,678,396.46x = 30,171,431,637,081.20
  5. Step 5: Solve for x
    x = 30,171,431,637,081.20/4,678,396.46
  6. Step 6: Final answer
    x = 6,449,096.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.